title: Virtual colonoscopy accepted as primary colon cancer screening test.
authors.forename: Nancy J
authors.initials: NJ
authors.lastname: Nelson
mesh_terms: D001466:Barium Sulfate; D003110:Colonic Neoplasms / Q000000981:diagnostic imaging / Q000517:prevention & control*; D023881:Colonography, Computed Tomographic / Q000706:statistics & numerical data; D003657:Decision Making; D004733:Enema; D019317:Evidence-Based Medicine; D006801:Humans; D008403:Mass Screening / Q000379:methods*; D009780:Occult Blood; D010358:Patient Participation; D017410:Practice Guidelines as Topic; D011320:Primary Health Care / Q000592:standards; D012680:Sensitivity and Specificity; D012812:Sigmoidoscopy; D014481:United States; D014584:User-Computer Interface
chemical_list: D001466:Barium Sulfate